ERC1155-UPGRADEABLE

.gitignore

@@ -1,3 +1,7 @@
 /node_modules
-.DS_Store
 src/*/artifacts/
+src/artifacts/
+
+.DS_Store
+src/*/.DS_Store
+src/.DS_Store

src/DEMO/Solidity.sol

@@ -0,0 +1,115 @@
+// SPDX-License-Identifier: GPL-3.0
+
+pragma solidity ^0.8.0;
+
+/**
+ * @dev 智能合约中的一些内置函数
+ */
+contract Solidity {
+    // 计算输入的Keccak-256散列
+    function callKeccak256(bytes memory text)
+        public
+        pure
+        returns (bytes32 result)
+    {
+        return keccak256(text);
+    }
+
+    function callKeccak256(string memory text)
+        public
+        pure
+        returns (bytes32 result)
+    {
+        return keccak256(bytes(text));
+    }
+
+    // 计算输入的SHA-256散列
+    function callSha256(bytes memory text) public pure returns (bytes32) {
+        return sha256(text);
+    }
+
+    function callRipemd160(bytes memory text) public pure returns (bytes20) {
+        return ripemd160(text);
+    }
+
+    /**
+     * @dev 数值的另一种标记方式
+     */
+    function totalSupply() public pure returns (uint256) {
+        return 9_527_000_000e6;
+    }
+
+    /**
+     * @dev 获取当前区块链的CHAINID
+     */
+    function chainId() public view virtual returns (uint256) {
+        uint256 _chainId;
+
+        assembly {
+            _chainId := chainid()
+        }
+
+        return _chainId;
+    }
+
+    /**
+     * @dev 当前时间戳，单位秒。
+     */
+    function timestamp() public view virtual returns (uint256) {
+        return block.timestamp;
+    }
+
+    /**
+     * @dev 获取当前区块链高度
+     */
+    function height() public view virtual returns (uint256) {
+        return block.number;
+    }
+
+    /**
+     * @dev 当前区块的难度
+     */
+    function difficulty() public view virtual returns (uint256) {
+        return block.difficulty;
+    }
+
+    /**
+     * @dev 当前区块的gaslimit
+     */
+    function gaslimit() public view virtual returns (uint256) {
+        return block.gaslimit;
+    }
+
+    /**
+     * @dev 当前区块矿工的地址
+     */
+    function coinbase() public view virtual returns (address) {
+        return block.coinbase;
+    }
+
+    /**
+     * @dev 剩余 gas
+     */
+    function gasLeft() public view virtual returns (uint256) {
+        return gasleft();
+    }
+
+    /**
+     * @dev 交易中发送者愿意支付的价格
+     */
+    function gasPrice() public view virtual returns (uint256) {
+        return tx.gasprice;
+    }
+
+    /**
+     * @dev 这笔交易的发送者。 在开发中避免使用，合约调用有Delegate call的方式可能不会与你的预期不一致。
+     */
+    function origin() public view virtual returns (address) {
+        return tx.origin;
+    }
+
+    // msg.data (bytes calldata)	完成 calldata
+    // msg.sender (address payable)	消息发送者 (当前 caller)
+    // msg.sig (bytes4)	calldata的前四个字节 (function identifier)
+    // msg.value (uint)	当前消息的wei值
+}

src/ERC20/MyERC20.sol

@@ -24,7 +24,14 @@ contract MyERC20 is
         uint8 decimals_
     ) ERC20(name_, symbol_) {
         _decimals = decimals_;
-        _mint(msg.sender, totalSupply_);
+        _mint(msg.sender, totalSupply_ * (10 ** decimals_));
+    }
+
+    /**
+     * @dev 获取当前区块链高度
+     */
+    function height() public view virtual returns (uint256) {
+        return block.number;
     }
 
     function decimals() public view virtual override returns (uint8) {
@@ -36,7 +43,6 @@ contract MyERC20 is
         address to,
         uint256 amount
     ) internal virtual override(ERC20, ERC20Pausable, ERC20Snapshot) {
-        ERC20Pausable._beforeTokenTransfer(from, to, amount);
+        super._beforeTokenTransfer(from, to, amount);
-        ERC20Snapshot._beforeTokenTransfer(from, to, amount);
     }
 }

src/Proxy/UpgradeableToken/UpgradeableERC1155.sol

@@ -0,0 +1,39 @@
+// SPDX-License-Identifier: GPL-3.0
+
+pragma solidity ^0.8.0;
+
+import "@openzeppelin/contracts-upgradeable/token/ERC1155/ERC1155Upgradeable.sol";
+import "@openzeppelin/contracts-upgradeable/access/OwnableUpgradeable.sol";
+
+contract UpgradeableERC1155 is ERC1155Upgradeable, OwnableUpgradeable {
+    string private _name;
+
+    string private _symbol;
+
+    function name() public view virtual returns (string memory) {
+        return _name;
+    }
+
+    function symbol() public view virtual returns (string memory) {
+        return _symbol;
+    }
+
+    function initialize(
+        string memory tokenName_,
+        string memory symbol_,
+        string memory uri_
+    ) public initializer {
+        _name = tokenName_;
+        _symbol = symbol_;
+        __ERC1155_init(uri_);
+        __Ownable_init();
+    }
+
+    function mint(
+        address to,
+        uint256 id,
+        uint256 amount
+    ) public virtual {
+        super._mint(to, id, amount, bytes(""));
+    }
+}

src/小记.md

@@ -0,0 +1,13 @@
+## chainId
+
+```solidity
+function chainId() public virtual view returns (uint256) {
+    uint256 _chainId ;
+
+    assembly {
+        _chainId := chainid()
+    }
+
+    return _chainId;
+}
+```